Tetraethyl orthosilicate (CAS 78-10-4) — formula C8H20O4Si, molecular weight 208.33; category organic chemicals.
Tetraethyl orthosilicate is a carbon-based organic compound with CAS registry number 78-10-4 and molecular formula C8H20O4Si (molecular weight 208.33), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 78-10-4
Its molecular formula C8H20O4Si comprises 8 C, 20 H, 4 O, 1 Si atoms.
Also known as: Tetraethyl orthosilicate · Tetraethoxysilane · TETRA ETHYL SILICATE · Ethyl silicate
Category: organic chemicals
The CAS registry number of Tetraethyl orthosilicate is 78-10-4.
Molecular formula C8H20O4Si, molecular weight 208.33.
It is also registered under: Tetraethyl orthosilicate, Tetraethoxysilane, TETRA ETHYL SILICATE, Ethyl silicate.
Category: Organic Chemicals.
Public-database records for Tetraethyl orthosilicate (CAS 78-10-4), reproduced here for independent cross-checking.
| GHS 通报统计 | 0.1% (1 / 1197) |
|---|---|
| 已通报的危害声明 | H226, H319, H332, H335, H315, H336, H370, H372 |
| 法规与食品接触 | FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS 聚乙烯醇 (PVOH)（CAS 注册号 9002-89-5）和四乙氧基硅烷 (TEOS) 的交联反应产物 SEE INTENDED USE |
|---|---|
| GHS 通报统计 | 0.1% (1 / 1197) |
| 沸点 | 336 °F at 760 mmHg (USCG, 1999) |
|---|---|
| 沸点 | 168.8 °C |
| 沸点 | 168 °C |
| 沸点 | 336 °F |
| 沸点 | 168.8 °C @760 [mm Hg] |
| 熔点 | -121.9 °F (USCG, 1999) |
| 熔点 | -82.5 °C |
| 熔点 | -77 °C |
| 熔点 | -117 °F |
| 闪点 | 99 °F (USCG, 1999) |
| CAS 号 | 78-10-4 |
|---|---|
| PubChem CID | 6517 |
| 分子式 | C8H20O4Si |
| IUPAC 名称 | tetraethyl silicate |
| UNII（FDA） | 42064KRE49 |
Tetraethyl orthosilicate; Tetraethoxysilane; Tetraethyl silicate; 78-10-4; TEOS; ETHYL SILICATE; Dynasil A; Silicon ethoxide; Silicon tetraethoxide; Silikan L; Ethyl orthosilicate; Tetraethoxysilicon; Etylu krzemian; Tetraethylsilikat; Silane, tetraethoxy-; Tetraethylorthosilicate
| 分子量 | 208.33 |
|---|---|
| 氢键供体数 | 0 |
| 氢键受体数 | 4 |
| 可旋转键数 | 8 |
| 精确质量 | 208.11308565 |
| 单同位素质量 | 208.11308565 |
| 拓扑极性表面积 | 36.9 |
| 重原子数 | 13 |
| 形式电荷 | 0 |
| 复杂度 | 91.2 |
聚硅酸乙酯 · CAS 78-10-4 · C8H20O4Si. UNII 42064KRE49. 沸点: 336 °F at 760 mmHg (USCG, 1999); 沸点: 168.8 °C; 沸点: 168 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
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